217464128

素因数分解:

$2^6\times 7^1\times {\mathrm{485411}}^1$

素因数の和:485430

約数の個数: 28

約数和(自身を含む): 493178592

約数和(自身を除く): 275714464

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 485411, 970822, 1941644, 3397877, 3883288, 6795754, 7766576, 13591508, 15533152, 27183016, 31066304, 54366032, 108732064, 217464128]

約数ペア:

[(1, 217464128), (2, 108732064), (4, 54366032), (7, 31066304), (8, 27183016), (14, 15533152), (16, 13591508), (28, 7766576), (32, 6795754), (56, 3883288), (64, 3397877), (112, 1941644), (224, 970822), (448, 485411)]